A series of reversals suffered by Mali’s Moscow-backed military government has dented Russia’s image as a self-styled security guarantor in Africa and threatens its strategic and economic interests on the continent. The military junta, which turned to Russia for support after expelling French and UN troops following coups in 2020 and 2021, was rocked at the weekend by an offensive by West Africa’s al-Qaeda affiliate and a Tuareg-dominated separatist group. Mali’s Russia-trained defence...